(Y.Y.). (1987). World Mining Congress, 13Üncü, Stockholm,: General Reports 31 May-5 June 1987 (1. Edisyon.). (Y.Y.).
Chicago Style (17th ed.) Citation(Y.Y.). World Mining Congress, 13Üncü, Stockholm,: General Reports 31 May-5 June 1987. 1. Edisyon. Stockholm: (Y.Y.), 1987.
MLA (9th ed.) Citation(Y.Y.). World Mining Congress, 13Üncü, Stockholm,: General Reports 31 May-5 June 1987. 1. Edisyon. (Y.Y.), 1987.
Warning: These citations may not always be 100% accurate.